Table 3.
Standard Tone | Rare Tone | Noise Tone | Tone Effects | |
---|---|---|---|---|
Frontal | ||||
0–50 ms | ||||
Delta Band | 107.0 ± 12.6 | 108.8 ± 12.4 | 92.2 ± 8.5& | F(1.3,64.6)=7.5, P<0.005 |
Theta Band | 213.4 ± 22.2** | 223.3 ± 22.0 | 244.3 ± 28.3 | F(1.3,64.5)=6.1, P<0.05 |
Alpha/Beta Band | 1226.9 ± 78.0* | 1371.4 ± 88.2 | 1555.3 ± 136.5 | F(1.4,68.7)=6.0, P<0.01 |
50–350 ms | ||||
Delta Band | 829.7 ± 104.5 | 829.5 ± 102.1 | 678.0 ± 70.2& | F(1.3,62.7)=12.1, P<0.001 |
Theta Band | 1598.0 ± 157.0 | 1662.3 ± 161.5 | 1686.4 ± 194.6 | F(1.5,71.5)=1.5, NS |
Alpha/Beta Band | 3856.9 ± 226.9 | 4074.1 ± 248.3@ | 4451.4 ± 293.5& | F(1.5,74.9)=13.3, P<0.001 |
350–800 ms | ||||
Delta Band | 1192.4 ± 159.8 | 1178.2 ± 151.3 | 963.0 ± 122.9& | F(1.5,73.6)=23.4, P<0.001 |
Theta Band | 2127.0 ± 202.5 | 2140.8 ± 209.8 | 1958.5 ± 241.3& | F(1.5,75.5)=7.8, P<0.005 |
Alpha/Beta Band | 4458.3 ± 275.9 | 4326.2 ± 276.8 | 3537.6 ± 235.8& | F(1.5,75.1)=46.5, P<0.001 |
Parietal | ||||
0–50 ms | ||||
Delta Band | 92.8 ± 5.9 | 94.8 ± 6.4 | 90.1 ± 6.2 | F(1.5,74.2)=1.2, NS |
Theta Band | 283.5 ± 18.6 | 285.2 ± 19.6 | 274.2 ± 18.4 | F(1.5,75.8)=0.7, NS |
Alpha/Beta Band | 1751.2 ± 122.5* | 1898.8 ± 143.1 | 2032.8 ± 166.1 | F(1.4,66.9)=5.2, P<0.05 |
50–350 ms | ||||
Delta Band | 682.5 ± 43.6 | 685.8 ± 46.0 | 591.6 ± 39.6& | F(1.6,76.2)=12.6, P<0.001 |
Theta Band | 2210.5 ± 144.6 | 2160.1 ± 143.3 | 1859.5 ± 129.2& | F(1.4,68.5)=20.1, P<0.001 |
Alpha/Beta Band | 6743.1 ± 448.0 | 6743.5 ± 460.7 | 6804.2 ± 478.9 | F(1.3,61.5)=0.1, NS |
350–800 ms | ||||
Delta Band | 984.8 ± 63.2 | 971.0 ± 67.4 | 729.4 ± 45.6& | F(1.6,79.3)=37.1, P<0.001 |
Theta Band | 3276.1 ± 221.6 | 3178.8 ± 207.9 | 2691.6 ± 200.2& | F(1.6,80.2)=34.7, P<0.001 |
Alpha/Beta Band | 8811.1 ± 623.1 | 8545.8 ± 657.8 | 5751.1 ± 450.8& | F(1.3,65.6)=49.4, P<0.001 |
Values are mean ± SEM. Represent statistically significant difference,
standard vs. rare and noise tones;
standard vs. noise tones;
noise vs. standard and rare tones;
rare vs. standard tones; (post hoc pairwise comparisons, P < 0.05).